2018030840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{63781}}^1$

素因数の和:63912

約数の個数: 64

約数和(自身を含む): 5235226560

約数和(自身を除く): 3217195720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4520, 6328, 7910, 15820, 31640, 63781, 127562, 255124, 318905, 446467, 510248, 637810, 892934, 1275620, 1785868, 2232335, 2551240, 3571736, 4464670, 7207253, 8929340, 14414506, 17858680, 28829012, 36036265, 50450771, 57658024, 72072530, 100901542, 144145060, 201803084, 252253855, 288290120, 403606168, 504507710, 1009015420, 2018030840]

約数ペア:

[(1, 2018030840), (2, 1009015420), (4, 504507710), (5, 403606168), (7, 288290120), (8, 252253855), (10, 201803084), (14, 144145060), (20, 100901542), (28, 72072530), (35, 57658024), (40, 50450771), (56, 36036265), (70, 28829012), (113, 17858680), (140, 14414506), (226, 8929340), (280, 7207253), (452, 4464670), (565, 3571736), (791, 2551240), (904, 2232335), (1130, 1785868), (1582, 1275620), (2260, 892934), (3164, 637810), (3955, 510248), (4520, 446467), (6328, 318905), (7910, 255124), (15820, 127562), (31640, 63781)]